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Find Water treatment & purification system repair or service pros in Fairfax

Quality Water LLC
4.9(
83
)

Serving Fairfax, VA and surrounding areas

Approved

In business since 1998

Free estimates

Credit card accepted

"Randy Williams was both very professional, very knowledgeable and just a genuinely nice guy. The install of the water filtration system was my first for my first home and he put my nerves at ease. If you have a question about what he is doing or about what equipment is being installed he will answer it. He went over everything he installed with me and made sure I understood what I needed to do on my part to maintain the filtration system. I highly recommend his company for any install or service you may need for your water."
Response time6 hrs
Recommended by100%of homeowners
Avatar for Pure Water Pure Air, LLC
Pure Water Pure Air, LLC
5.0(
8
)

Serving Fairfax, VA and surrounding areas

Approved

Super Service Award Winner

In business since 2020

Free estimates

Warranties offered

"I highly recommend "Pure Water Pure Air." company for any plumbing/water/air work. They completed installation of water filtration system along with drilling of granite coutertop within a hour. They have a reputation for delivering high-quality services and exceptional customer satisfaction. They are highly skilled and experienced technicians who are dedicated to providing the best possible service."
Hague Water Softener
Hague Water Softener
Homeguard with 2  Filters
Softener/Neutralizer
ONE Filter with a UV

+1

Response time1 day
29 neighbors recently requested a quote
Recommended by25%of homeowners
Avatar for NATION WIDE PLUMBING LLC
NATION WIDE PLUMBING LLC
5.0(
55
)

Serving Fairfax, VA and surrounding areas

Approved

Super Service Award Winner

In business since 2021

Emergency services offered

Warranties offered

"nation wide plumbing the technician installed the main shutoff valve and water heater did an awesome job, professionally nice and neat job I highly recommended him for plumbing job."
Response time4 hrs
Response rate96%
Recommended by54%of homeowners
Avatar for F.H. Furr Plumbing Heating AC & Electrical
F.H. Furr Plumbing Heating AC & Electrical
4.7(
2,060
)

Serving Fairfax, VA and surrounding areas

Approved (Corporate)

In business since 1981

Free estimates

Emergency services offered

"The technician (Robert N) provided excellent customer service. He was knowledgeable, patient with questions, and clearly interested in ensuring that the work was done to my satisfaction. He provided sound advice regarding how to identify and handle potential issues. He was honest about the need (or lack thereof) for other repairs. If Robert N is an example of how F H Furr typically does business they've got a new long-term customer."
Additional Photos
Additional Photos
Hiring the Best
Experience
Professionalism

+3

Response time8 hrs
4 neighbors recently requested a quote
Recommended by91%of homeowners
Avatar for Beacon Home Services, Inc.
Beacon Home Services, Inc.
4.7(
1,792
)

Serving Fairfax, VA and surrounding areas

Approved

Super Service Award Winner

In business since 2002

Free estimates

Emergency services offered

"Several contractors provided LP water heater replacement estimates. They offered a package deal or two with varying price ranges but provided little in the way of project details. Then, Jonathan from Beacon Home Services arrived. He conducted a thorough examination of the work site inside and out. He explained the project plan, offered several options, and provided a complete description of each option. Jonathan was the only contractor who mentioned pulling the required permits and scheduling the follow-up inspection. Then, working with Candis in customer service, we made minor adjustments to the service order and set the installation date.  Jonathan arrived at the prescribed time and went straight to work. His experience is evident as he completed a thorough, high-quality, up-to-code job. Furthermore, Beacon Home Services had the best pricing overall. For plumbing and electrical service with quality customer service, call Beacon Home Services. You will be glad you did."
Plumbing
Plumbing 2
Ceasar Plumbing
Water Heater
David WH

+26

1431 neighbors recently requested a quote
Recommended by89%of homeowners
Avatar for HydraLux Systems LLC
HydraLux Systems LLC
5.0(
6
)

Serving Fairfax, VA and surrounding areas

Approved

In business since 2025

Free estimates

Warranties offered

HydraLux is a small, family-owned business with 15 years of experience, carrying on his father’s 30 year legacy and expertise providing premium water treatment across the DMV. We’re proud to offer FREE water testing, competitive pricing, service on existing systems, and personalized solutions tailored to your home or business. With a commitment to unmatched customer care and clean water for every family, we treat your home like our own. Let us help today!

Response time2 hrs
Response rate100%
59 neighbors recently requested a quote
Avatar for SwiftPro Heating, Cooling & Plumbing
SwiftPro Heating, Cooling & Plumbing
4.9(
71
)

Serving Fairfax, VA and surrounding areas

Approved

Super Service Award Winner

In business since 2024

Free estimates

Emergency services offered

"The estimator/sales person and technicians were top notch. The estimator worked with me on the system requirements and the cost of a new heat pump system. My old system was 20 years old so that the heat pump and inside air handler had to be replaced. Also replaced the thermostat for good measure. The technicians did an excellent job with the install, neat and professional. The system has been working really well. Overall, I believe that I received excellent service at a reasonable cost."
Air Conditioner Trane Unit Install
Duct Cleaning
Tri County Feeds Customized ducts and HVAC complete systems
Trane HVAC Heating & A/C Install
Trane Install Heating & AC Project. Dual-Fuel & Solar-Compatible Systems

+62

30 neighbors recently requested a quote
Recommended by47%of homeowners
Avatar for Dexter Wells & Plumbing, LLC
Dexter Wells & Plumbing, LLC
4.6(
14
)

Serving Fairfax, VA and surrounding areas

Approved

In business since 1983

Free estimates

Emergency services offered

"Called Dexter Wells & Plumbing and John was about to come out the same day and the very next day installed a new well pump and pressure tank for us. We are very pleased with the services received. John is a very nice man and definitely knows what he is talking about when it came to our issue. Would without a doubt recommend them and use them again."
Close up of screen
Pump and screen assembly
Pump in well screen
Additional Photos
Additional Photos

+6

3 neighbors recently requested a quote
Recommended by85%of homeowners
Avatar for OHA HVAC, Plumbing, Chimney & Fireplaces
OHA HVAC, Plumbing, Chimney & Fireplaces
5.0(
24
)

Serving Fairfax, VA and surrounding areas

Approved

Super Service Award Winner

In business since 1995

Free estimates

Emergency services offered

"Let's start out by asking:  Would I recommend Ouellette or use them again, ABSOLUTELY!! <br /> (Our upstairs A/C unit stopped working and from a previous HVAC company we received an extremely high quote.  We knew we were on borrowed time for our downstairs unit too).  <br /> We were give the name and number to Ouellette HVAC by good friends of ours.  I was unsure if they would come two counties up to where we live, but they were able to fit us in.  Which worked out to be a bonus for us.  :)   The receptionist who answered the phone was polite and when she said she would return our call...she actually did !!  No tracking anyone down, or waiting for them to call back.   <br /> Devon came out to inspect our A/C unit which was not working.  He was on time, very polite and extremely thorough.  He worked up the numbers and explained in detail what needed to be done with the upstairs unit and why were were having airflow issues upstairs.  (I don't think we've ever felt the air in the master bedroom since we bought the house 4 years ago).  Anyway, the upstairs furnace had to be turned so the new coil (A/C) unit would properly fit.   <br /> Since we knew we were on borrowed time with the downstairs unit we opted to get a quote for both.  After looking at the the unit, we knew found out we needed new furnace too.  In any event, the price, for all three things came in just over what the previously company gave us for one A/C unit upstairs!  And that would not have included fixing/adjusting the venting issues for the lack of airflow.   <br /> One of the things I particularly liked was that I did not feel like I was being talked down to because I was a woman.  I felt that I was spoken to as anyone homeowner should be spoken to, male or female.   <br /> Devon came out for the installation with two others and within two days everything was up and running.  I can honestly say we can actually feel the airflow in the master bedroom (we thought we could not because the room was over the garage...come to find out it was just airflow issues!!)   <br /> Would I recommend Ouellette or use them again, in a heartbeat and without any hesitation!   <br />"
AC Maintenance / Tune-Up
AC Maintenance / Tune-Up
AC Maintenance / Tune-Up
AC Maintenance / Tune-Up
AC Maintenance / Tune-Up

+3

Response time2 days
6 neighbors recently requested a quote
Recommended by100%of homeowners
Showing 1-10 of 17
FAQs for water treatment & purification system repair or service projects in Fairfax, VA

If your water softener is over 10 years old or if repair costs approach the price of a new unit, it might be time to replace it. Most water softeners last between 10 and 15 years. Replacing an aging unit can improve your water quality and help you avoid frequent repair costs. For a newer system with minor issues, repairing may be the best option. Consider the age and condition of your system to decide what's most cost-effective.

Water treatment systems remain dependable for 10 to 20 years with proper maintenance and care. A well-maintained system secures full performance by following a scheduled upkeep plan and professional inspections. Consistent maintenance guarantees continuous water purification, ensuring that the system operates at its peak efficiency and delivers high‑quality water throughout its lifespan.

Faulty water softeners exhibit clear symptoms that signal the need for immediate attention. Noticeable mineral build-up around faucets, discolored water, dry or itchy skin following a shower, and altered laundry texture indicate that the system is underperforming. Recognizing these issues early and addressing them promptly prevents further damage and maintains optimal water quality. Early intervention ensures that your water system continues to operate reliably and efficiently.

The Fairfax, VA homeowners’ guide to water treatment & purification system repair or services

From average costs to expert advice, get all the answers you need to get your job done.